Sciweavers

1595 search results - page 75 / 319
» A hierarchical clustering algorithm based on the Hungarian m...
Sort
View
BMCBI
2006
119views more  BMCBI 2006»
15 years 6 months ago
LS-NMF: A modified non-negative matrix factorization algorithm utilizing uncertainty estimates
Background: Non-negative matrix factorisation (NMF), a machine learning algorithm, has been applied to the analysis of microarray data. A key feature of NMF is the ability to iden...
Guoli Wang, Andrew V. Kossenkov, Michael F. Ochs
VISSYM
2003
15 years 7 months ago
Hierarchical Isosurface Segmentation Based on Discrete Curvature
A high-level approach to describe the characteristics of a surface is to segment it into regions of uniform curehavior and construct an abstract representation given by a (topolog...
Fabien Vivodtzev, Lars Linsen, Georges-Pierre Bonn...
GCC
2005
Springer
15 years 11 months ago
Coordinated Placement and Replacement for Grid-Based Hierarchical Web Caches
Web caching has been well accepted as a viable method for saving network bandwidth and reducing user access latency. To provide cache sharing on a large scale, hierarchical web cac...
Wenzhong Li, Kun Wu, Xu Ping, Ye Tao, Sanglu Lu, D...
ICDAR
2003
IEEE
15 years 11 months ago
Feature Selection for Ensembles: A Hierarchical Multi-Objective Genetic Algorithm Approach
Feature selection for ensembles has shown to be an effective strategy for ensemble creation. In this paper we present an ensemble feature selection approach based on a hierarchica...
Luiz E. Soares de Oliveira, Robert Sabourin, Fl&aa...
GLOBECOM
2006
IEEE
16 years 10 days ago
Hierarchical Iterative Algorithm for a Coupled Constrained OSNR Nash Game
— This paper develops a hierarchical iterative OSNR algorithm based on a game theory framework. A Nash game is formulated between channels with channel utility related to maximiz...
Lacra Pavel